• Nitrile Butadiene Rubber (NBR) Vacuum Cap Assortment.
• This vacuum cap kit provides a quick and sure way to seal vacuum connections.
• Use them on carburetors, manifolds, etc., where various vacuum tube caps are needed for different sized vacuum ports.
• Cap lines and hoses while testing emission control systems, diaphragm and much more.
• These vacuum caps are constructed from durable, heat-resistant Nitrile rubber.
• Includes: 20ea 3/16", 20ea 5/32", 20ea 7/32", 10ea 1/4", 5ea 5/16", 5ea 3/8"
(California Prop 65)